My (slightly old) Toshiba Satellite has the Fn key placed between left Ctrl & Alt, where a Windows key would normally be. The Fn key is used in key combinations to control video out, lock the laptop, ...

I know powertoys can remap keys but only a single keystroke. If I used Powertoys I would need to map 3 keys separately so I am looking for something that will do it with one press... thanks for any ...